NO940336L - Dewatering of aqueous suspensions - Google Patents

Dewatering of aqueous suspensions

Info

Publication number
NO940336L
NO940336L NO940336A NO940336A NO940336L NO 940336 L NO940336 L NO 940336L NO 940336 A NO940336 A NO 940336A NO 940336 A NO940336 A NO 940336A NO 940336 L NO940336 L NO 940336L
Authority
NO
Norway
Prior art keywords
dewatering
aqueous suspensions
suspensions
aqueous
Prior art date
Application number
NO940336A
Other languages
Norwegian (no)
Other versions
NO940336D0 (en
Inventor
John Graham Langley
Peter Robin Broughton
Original Assignee
Allied Colloids Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Allied Colloids Ltd filed Critical Allied Colloids Ltd
Publication of NO940336D0 publication Critical patent/NO940336D0/en
Publication of NO940336L publication Critical patent/NO940336L/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/02—Froth-flotation processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling
NO940336A 1991-08-02 1994-02-01 Dewatering of aqueous suspensions NO940336L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9116702A GB9116702D0 (en) 1991-08-02 1991-08-02 Dewatering of aqueous suspensions
PCT/GB1992/001429 WO1993002966A1 (en) 1991-08-02 1992-08-03 Dewatering of aqueous suspensions

Publications (2)

Publication Number Publication Date
NO940336D0 NO940336D0 (en) 1994-02-01
NO940336L true NO940336L (en) 1994-02-01

Family

ID=10699405

Family Applications (1)

Application Number Title Priority Date Filing Date
NO940336A NO940336L (en) 1991-08-02 1994-02-01 Dewatering of aqueous suspensions

Country Status (11)

Country Link
EP (1) EP0597950A1 (en)
JP (1) JPH06509741A (en)
AU (1) AU2379992A (en)
BR (1) BR9206330A (en)
CA (1) CA2114437A1 (en)
FI (1) FI940436A (en)
GB (1) GB9116702D0 (en)
MX (1) MX9204516A (en)
NO (1) NO940336L (en)
WO (1) WO1993002966A1 (en)
ZA (1) ZA925819B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5637191A (en) * 1992-04-15 1997-06-10 Allied Colloids Limited Treatment of cellulosic material and compositions for use in this
GB9322118D0 (en) * 1993-10-27 1993-12-15 Allied Colloids Ltd Treatment of cellulosic material and compositions for use in this
US5454955A (en) * 1994-03-25 1995-10-03 Nalco Chemical Company Use of hectorite as a clarification aid for deink plant effluent
EP0789673B1 (en) * 1994-10-31 1998-12-16 Cytec Technology Corp. Methods of coagulating and decolorizing waste streams
US5961838A (en) * 1997-12-18 1999-10-05 Nalco Chemical Company Amphoteric polymer/polyamine combinations for color removal and clarification of paper mill waste water
US6413433B1 (en) 2000-08-31 2002-07-02 Nalco Chemical Company Method for dewatering of sludge
JP3969355B2 (en) * 2003-06-24 2007-09-05 株式会社石垣 Method for agglomeration of suspended material
JP4048369B2 (en) * 2003-07-17 2008-02-20 株式会社蓬莱組 Sludge dewatering agent for high concentration mud and treatment method for sludge high concentration mud
CN103466839A (en) * 2013-09-26 2013-12-25 东莞玖龙纸业有限公司 Ink wastewater treatment method
EP3724395B1 (en) * 2017-12-15 2023-02-08 Kemira Oyj Method for treating aqueous feed by dissolved gas flotation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1472923A (en) * 1963-12-30 1967-03-17 Hollifield Corp Process for clarifying waste effluent fluids from the deinking of printed papers
US3617568A (en) * 1970-01-02 1971-11-02 Standard Oil Co Process for flocculating colloidal particles by the sequential addition of polymers
DE3627407C2 (en) * 1986-08-13 1994-05-19 Steinbeis Temming Papier Gmbh Process for cleaning water circuits in pulp and paper production
FR2649091B1 (en) * 1989-06-29 1991-10-04 Du Pin Cellulose PROCESS AND DEVICE FOR THE TREATMENT OF EFFLUENTS CONTAINING INKS WITH WATER

Also Published As

Publication number Publication date
NO940336D0 (en) 1994-02-01
EP0597950A1 (en) 1994-05-25
MX9204516A (en) 1993-04-01
ZA925819B (en) 1993-08-03
FI940436A0 (en) 1994-01-28
CA2114437A1 (en) 1993-02-18
GB9116702D0 (en) 1991-09-18
AU2379992A (en) 1993-03-02
JPH06509741A (en) 1994-11-02
BR9206330A (en) 1994-10-11
FI940436A (en) 1994-01-28
WO1993002966A1 (en) 1993-02-18

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